System crash coming out of blk_queue_bio() with oracleafd driver in use
Issue
- System crash coming out of
blk_queue_bio()
withoracleafd
driver in use:
PID: 8383 TASK: ffff97698e0562a0 CPU: 17 COMMAND: "ora_ckpt_cdb155"
#0 [ffff976984e67500] machine_kexec at ffffffff9d066254
#1 [ffff976984e67560] __crash_kexec at ffffffff9d122ea2
#2 [ffff976984e67630] crash_kexec at ffffffff9d122f90
#3 [ffff976984e67648] oops_end at ffffffff9d78a798
#4 [ffff976984e67670] no_context at ffffffff9d075d74
#5 [ffff976984e676c0] __bad_area_nosemaphore at ffffffff9d076042
#6 [ffff976984e67710] bad_area_nosemaphore at ffffffff9d076164
#7 [ffff976984e67720] __do_page_fault at ffffffff9d78d750
#8 [ffff976984e67790] do_page_fault at ffffffff9d78d975
#9 [ffff976984e677c0] page_fault at ffffffff9d789778
[exception RIP: get_request+236]
RIP: ffffffff9d35332c RSP: ffff976984e67870 RFLAGS: 00010082
RAX: 0000000000000000 RBX: ffff9780c4e089c0 RCX: 0000000000000018
RDX: ffff976ac9104220 RSI: 0000000000000010 RDI: ffffffff9dcd65e0
RBP: ffff976984e67918 R8: 0000000000000005 R9: 0000000000000000
R10: ffff97676c4ddb40 R11: 0000000000000007 R12: 0000000000000003
R13: ffff976ac9104220 R14: 0000000000000000 R15: ffff9780c4e089c0
ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
#10 [ffff976984e67920] blk_queue_bio at ffffffff9d3561be
#11 [ffff976984e67970] safd_bio_submit at ffffffffc0907d59 [oracleafd]
#12 [ffff976984e679c0] afdq_batch_submit at ffffffffc08fd1f6 [oracleafd]
#13 [ffff976984e67ad0] afdc_io at ffffffffc08ee0f3 [oracleafd]
#14 [ffff976984e67b88] afdc_dispatch_ioctl at ffffffffc08ee6ab [oracleafd]
#15 [ffff976984e67c58] afdc_execute_ioctl at ffffffffc08f018c [oracleafd]
#16 [ffff976984e67dc8] afd_ioctl at ffffffffc09049ac [oracleafd]
#17 [ffff976984e67e10] blkdev_ioctl at ffffffff9d366cfa
#18 [ffff976984e67e70] block_ioctl at ffffffff9d28dd21
....
Environment
- Red Hat Enterprise Linux 7
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